<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <a href="../3.14/demo.html">
        <img src="../1.png" width="200" alt="">
    </a>
    <br>
    <a href="">a</a>
    <br>
    <a href="">b</a>
    <br>
    <a href="">c</a>
    <br>
    <mark>这是一段文字</mark>
    <br>
    <i>这是一段文字</i>
</body>
</html>